Dial pulse delay circuit
US4435620A · kind A · utility
1Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 22, 1981 |
| Grant date | Mar 6, 1984 |
| Priority date | — |
| Expiry date | Oct 22, 2001 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q1/32
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A telecommunication switching system utilizing immediate-start type trunks assures the collection of dial pulse information in receiving registers, via a network connection, by employing a dial pulse delay within each such trunk circuit for holding dial pulses a predetermined period of time before transferring the pulse information to the registers via the established network connection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.